Triple

T15434718
Position Surface form Disambiguated ID Type / Status
Subject Gwalior Light Railway E369729 entity
Predicate partOf P40 FINISHED
Object Indian Railways narrow-gauge network
The Indian Railways narrow-gauge network is a collection of historically significant, small-width railway lines across India, many of which were built during the colonial era to serve remote or hilly regions and are now largely preserved as heritage routes.
E369729 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Indian Railways narrow-gauge network | Statement: [Gwalior Light Railway, partOf, Indian Railways narrow-gauge network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Indian Railways narrow-gauge network
Context triple: [Gwalior Light Railway, partOf, Indian Railways narrow-gauge network]
  • A. Scindia State Railway
    Scindia State Railway was a former princely-state-owned railway system in India that later became part of the nationalized network and contributed to the formation of the Central Railway zone.
  • B. Gwalior Light Railway
    Gwalior Light Railway is a historic narrow-gauge railway network in central India, originally built to serve the princely state of Gwalior and noted for its extensive rural reach and heritage value.
  • C. Waltair railway division
    Waltair railway division is an administrative division of Indian Railways that manages and operates railway services in and around Visakhapatnam and parts of the surrounding region.
  • D. North Central Railway
    North Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across key regions in northern and central India.
  • E. Mountain Railways of India
    Mountain Railways of India is a UNESCO World Heritage collective designation for several historic narrow-gauge railway lines built in the rugged hill regions of India, renowned for their engineering ingenuity and scenic routes.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Indian Railways narrow-gauge network
Triple: [Gwalior Light Railway, partOf, Indian Railways narrow-gauge network]
Generated description
The Indian Railways narrow-gauge network is a collection of historically significant, small-width railway lines across India, many of which were built during the colonial era to serve remote or hilly regions and are now largely preserved as heritage routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Indian Railways narrow-gauge network
Target entity description: The Indian Railways narrow-gauge network is a collection of historically significant, small-width railway lines across India, many of which were built during the colonial era to serve remote or hilly regions and are now largely preserved as heritage routes.
  • A. Scindia State Railway
    Scindia State Railway was a former princely-state-owned railway system in India that later became part of the nationalized network and contributed to the formation of the Central Railway zone.
  • B. Gwalior Light Railway chosen
    Gwalior Light Railway is a historic narrow-gauge railway network in central India, originally built to serve the princely state of Gwalior and noted for its extensive rural reach and heritage value.
  • C. Waltair railway division
    Waltair railway division is an administrative division of Indian Railways that manages and operates railway services in and around Visakhapatnam and parts of the surrounding region.
  • D. North Central Railway
    North Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across key regions in northern and central India.
  • E. Mountain Railways of India
    Mountain Railways of India is a UNESCO World Heritage collective designation for several historic narrow-gauge railway lines built in the rugged hill regions of India, renowned for their engineering ingenuity and scenic routes.
  • F. None of above.

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d85a19180081909925012fbf4e62a3 completed April 10, 2026, 2:02 a.m.
NER Named-entity recognition batch_69e03edb3ec481908b26164d4470c9bc completed April 16, 2026, 1:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff21a5e55c81909801db54032589ac completed May 9, 2026, 11:59 a.m.
NEDg Description generation batch_69ff22d425dc8190955f9f6edc952d9c completed May 9, 2026, 12:04 p.m.
NED2 Entity disambiguation (via description) batch_69ff26ef82b8819084f77c6f0aadb8e7 completed May 9, 2026, 12:22 p.m.
Created at: April 10, 2026, 3:21 a.m.